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Revista de Metalurgia
Article . 2005 . Peer-reviewed
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Revista de Metalurgia
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Revista de Metalurgia
Article . 2005
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Article . 2008 . Peer-reviewed
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Evolución de las propiedades mecánicas de un residuo de la metalurgia secundaria del aluminio estabilizado con yeso

Authors: Tayibi, Hanan; Pérez, Carlos; López Gómez, Félix Antonio; López-Delgado, Aurora;

Evolución de las propiedades mecánicas de un residuo de la metalurgia secundaria del aluminio estabilizado con yeso

Abstract

El polvo de aluminio es un residuo de la metalurgia secundaria del aluminio, generado en la molienda y clasificación de las escorias resultantes de los procesos de fusión de chatarras. Se considera un residuo peligroso debido a su elevada reactividad al entrar en contacto con la humedad ambiental (producción de metano, amoniaco y sulfuro de hidrógeno, entre otros), su potencial aluminotermia y su contenido en metales pesados lixiviables. Conforme a la entrada en vigor de la nueva Directiva Europea sobre vertederos, así como a la implementación de la Directiva sobre Control Integrado y Prevención de la Contaminación, que obliga a transformar los residuos peligrosos en materiales inertes antes de su almacenamiento, se ha desarrollado un procedimiento de Estabilización/Solidificación (E/S) del polvo de aluminio, basado en la fuerte acción deshidratante del yeso. El objetivo, además de la obtención de un material menos reactivo, era conseguir unos aglomerados consistentes que pudieran ser fácilmente transportados y manipulados. En este trabajo, se ha estudiado la evolución de las propiedades mecánicas, tales como las resistencias a flexotracción, a compresión y dureza Brinell de los aglomerados obtenidos por fraguado del polvo de aluminio con yeso, obteniéndose unos resultados que permiten asegurar un fácil transporte y almacenamiento del residuo.

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Spain
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Keywords

propiedades mecánicas, Residuo peligroso, estabilización/solidificación, Mining engineering. Metallurgy, Reactividad, TN1-997, residuo peligroso, polvo de aluminio, Propiedades Mecánicas, reactividad, Estabilización/Compactación, Polvo de Aluminio

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
views
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6
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115
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